Results 41 to 50 of about 6,380 (205)

Novel approach to ensure the dimensional stability of large-format enameled porcelain stoneware tiles through water absorption control

open access: yesOpen Ceramics, 2022
Large-format ceramic tiles are prone to dimensional variation that is detected as warping, which is often due to the appearance of a defect called delayed curvature.
Jamilson Pinter Junior   +5 more
doaj   +1 more source

Study of mullite formation in porcelain stoneware applying isoconversional and IKP methods [PDF]

open access: yes, 2010
The growth process of mullite in a porcelain stoneware body has been studied under isoconversional, isokinetic relationship and invariant kinetic parameters. Activation energy for mullite crystallisation of over 589–628 kJ mol−1 and a Ln A over 50–59 min−
Pérez, Juan M.   +2 more
core   +1 more source

Mullite development on firing in porcelain stoneware bodies [PDF]

open access: yesJournal of the European Ceramic Society, 2010
Microstructural evolution on heating was investigated in a reference industrial composition (50% kaolinitic clay, 40% feldspar and 10% quartz) of porcelain stoneware, fast fired at different temperatures (500–1400 °C). The evolution of mullite crystals, regarding shape and size progress, was examined by scanning electron microscopy (SEM).
Martín-Márquez, Jorge   +2 more
openaire   +2 more sources

Fabricación de gres porcelánico empleando ceniza de tamo de arroz en sustitución del feldespato

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2013
In this research are presented the results of using rice straw ash (RSA) in low proportions as substitute of feldspar for manufacturing stoneware tiles. Specimens of semidry triaxial mixtures, where feldspar was substituted for different percentages (25 %
Guzmán, Álvaro   +5 more
doaj   +1 more source

Bernard Leach: graphic artist [PDF]

open access: yes, 2010
Bernard Leach was one of the first, great, donors to the emerging Crafts Study Centre. He donated a substantial body of his own ceramics, including rare early pieces; he also gifted his personal study collection of Oriental ceramics and early English ...
Vacher, Jean
core   +1 more source

Process of pyroplastic shaping for special-purpose porcelain stoneware tiles [PDF]

open access: yes, 2009
A novel technique to manufacture special-purpose tiles (i.e. trim pieces, steps, skirting boards, etc.) has been recently developed on the basis of a pyroplastic shaping of porcelain stoneware tiles.
Cortesi, Tiziano   +5 more
core   +1 more source

Trade Networks and Consumer Practices in Amedeka, Ghana: Negotiating “Nkudzedze” From the Late 19th to Mid‐20th Centuries

open access: yesAmerican Anthropologist, Volume 127, Issue 4, Page 757-776, December 2025.
ABSTRACT This paper examines local taste practices in the era of “legitimate trade” when the trade in botanical (e.g., palm oil, palm kernel oil, and cocoa) and nonbotanical (e.g., ivory, textiles) commodities replaced the trade in enslaved Africans. Following the 1807 British abolition of the Atlantic trade in enslaved people, the locus of the trade ...
Dela Kuma
wiley   +1 more source

Fabrication of Novel Acid‐Resistant Ceramic With High Abrasion and Flexural Strength Resistance

open access: yesInternational Journal of Ceramic Engineering &Science, Volume 7, Issue 6, November 2025.
ABSTRACT In this research, the innovative ceramic production process begins with the drying and grinding of raw materials to a fine powder, which is then sieved and dampened before being shaped into ceramic forms using a stainless‐steel mold. The material is pressed at 400 bars for 15 s to form a 10‐mm‐thick ceramic.
Mehrpoo Mohagheghi   +3 more
wiley   +1 more source

Zeolite-feldspar epiclastic rocks as flux in ceramic tile manufacturing [PDF]

open access: yes, 2007
Low-cost, naturally-occurring mixtures of feldspar and zeolite occurring in epiclastic rocks are promising substitutes for conventional quartz-feldspathic fluxes in ceramic bodies, since their fusibility and low hardness are expected to improve both ...
Cappelletti, P.   +8 more
core   +1 more source

The Use of Ornamental Stone Waste (OSW) as Raw Material for Porcelain Ceramic Tiles Production

open access: yesInternational Journal of Ceramic Engineering &Science, Volume 7, Issue 5, September 2025.
ABSTRACT Despite the relevant contribution of the ornamental stone industry to the international economy, the large volume of waste generated during the production process is one of the main problems faced by the sector. Currently, the ceramic industry has shown to be a powerful alternative for the use of these wastes.
Pablo Rosa dos Santos   +5 more
wiley   +1 more source

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